Praise the lord... don't worry about it, God will do a miracle in your son's life by healing him, have faith in our Almighty God. Keep praying to God and he will deliver answers to your prayers now. Let's pray "oh Almighty God, we thank and praise you for everything you gave to us in our life, God we surrender ### to your hands, heal him, remove all the pains, infections in his leg now and bless him. God do wonders in his life and speak to him right now... in Jesus name I pray Amen."